菱角绒萤金花虫

科学美国人60秒 SSS Some Malaria Mosquitoes May Prefer Cows to Us

As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo

发表于:2018-12-24 / 阅读(63) / 评论(0)

2016年Scientific American(九)月

AP 2011-10-07

1. Jobs and education on the agenda for President Obama today. He'll promote his jobs proposal in an online forum with Hispanic voters. The president will also deliver a back-to-school message for students at a Washington D.C School. 2. As many as 16

发表于:2019-01-11 / 阅读(92) / 评论(0)

美联社新闻一分钟2011(十月)

Italy lacks energy for economic revamp

ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the

发表于:2019-01-19 / 阅读(85) / 评论(0)

英语新闻

科学美国人60秒 SSS 2016-8-15

In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African

发表于:2019-01-20 / 阅读(69) / 评论(0)

2016年Scientific American(八)月

各航空公司英语词汇

中国国际航空公司、Air China 中国东方航空公司、China Eastern Airlines 中国南方航空公司、China Southern Airlines 日本航空公司、Japan Airlines 全日空航空公司、All Nippon Airways、大韩航空公司、Korean Ai

发表于:2019-02-15 / 阅读(51) / 评论(0)

实用英语

万物简史第509期:丰富多彩的生命(5)

You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为，世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西

发表于:2019-02-21 / 阅读(75) / 评论(0)

万物简史

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acidocaldarius

active tooth eruption